what is the difference between dross and scale?

1 Answers   Hindalco,

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what is the trignometry of lifting tools using the wire rope ? any formula for trignometry ?

0 Answers   GE, ONGC,

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What is blast furnace

0 Answers   JREW, TATA,

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What is bearing & How many types of bearing ?

2 Answers  

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why we r recommended for pre-action sprinklers @ generator/tx/mv panel room. If any leakage there,that panel will damage. So what is the Logic for pre-action sprinklers there?

0 Answers   DOW,

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Why the electric motor of a fan with backward curved blades is never got overloaded under any condition ?

0 Answers  

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what is the function of platern water wall in a boiler? and difference between with ordinary water wall?

0 Answers  

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Why should a chain drive be used over a belt or rope driven drive? State pro`s and con`s?

0 Answers  

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What are the defects in exhaust valve?

0 Answers  

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What is the cold side of the refrigeration system?

2 Answers   RRB,

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what is the difference between Positive displamcement pump and centrifugal pumps?

1 Answers  

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If we want to move one ms channel on the lm guide. Its channel size is -W-300mm, H-400mm, L - 3ft. then how many load come on the lm guide. its lm guide is one tipe of bearing.

1 Answers  

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